LightPDF
A free, simple PDF toolkit for Windows, Mac, Android and iOS
OpenArt AI
OpenArt - where ideas becomes visual stories.
Updated February 2026
| LightPDF | OpenArt AI | |
|---|---|---|
| Rating | 5.0★ | 4.2★ |
| Reviews | 11 | 19 |
| Pros | 20 | 10 |
| FactScore™ | 54 | 54.8 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in LightPDF — Pros
Conversion tools Editing tools Intuitive interface Fast performance High-quality output AI-powered features Annotation tools Excellent customer support OCR support Secure file processing Batch processing Multi-platform support Wide range of file formats Document management No registration required Collaboration capabilities E-signatures Fillable PDF forms Password protectionBoth tools — Pros
Free tierOnly in OpenArt AI — Pros
AI image generation Creative freedom High-quality video creation User-friendly interface Consistent character design Fast deployment Text to image generation Frequent updates State-of-the-art technologyOnly in LightPDF — Cons
—Both tools — Cons
—Only in OpenArt AI — Cons
Image consistency issues Subscription transparency issues Forced paid subscriptionDetails
| LightPDF | OpenArt AI | |
|---|---|---|
| Categories | Productivity, Design & Creative | Design & Creative, AI Generative Media |
| Platforms | Web · iOS · Android | Web |
| Became Popular | January 24, 2018 | October 3, 2022 |
| Website | lightpdf.com | openart.ai |
Who Should Pick Which?
Choose LightPDF if...
- Conversion tools
- Editing tools
- Intuitive interface
Choose OpenArt AI if...
- AI image generation
- Creative freedom
- High-quality video creation
With a FactScore™ of 54 vs 54.8, OpenArt AI leads in community reception. LightPDF uniquely offers Conversion tools and Editing tools, while OpenArt AI stands out for AI image generation and Creative freedom.
What Users Say
LightPDF
Thank you so much, LightPDF is doing wonders!
I've been using LightPDF recently and am impressed with all the tools it offers for working with PDF files. This free and secure platform has features that go far beyond the basics: from conversion...
nmatched in its ability to edit PDFs, allowing you to modify text, images, and layouts seamlessly. Excel files can be converted to PDFs and vice versa, retaining full formatting, including tables a...
OpenArt AI
I’ve been using OpenArt’s Consistent Characters, and it’s absolutely blown me away! As someone who loves creating unique characters for stories, games, and art projects, this tool has made me 10x m...
We work with OpenArt to help power our AI employees
2 years, that's how long I've waited to start taking AI animation seriously. One of the reasons being the tech then was falling very short when it came to animating an actual cohesive narrative tha...
Related Comparisons
Frequently Asked Questions
Which is better, LightPDF or OpenArt AI?
Based on FactScore™, OpenArt AI leads with a score of 54.8 vs 54. OpenArt AI has a higher rating of 4.2★ compared to 5.0★.
What are the pros of LightPDF compared to OpenArt AI?
LightPDF uniquely offers: Conversion tools, Editing tools, Intuitive interface, Fast performance, High-quality output.
What are the pros of OpenArt AI compared to LightPDF?
OpenArt AI uniquely offers: AI image generation, Creative freedom, High-quality video creation, User-friendly interface, Consistent character design.
Is LightPDF better rated than OpenArt AI?
LightPDF is rated 5.0★ from 11 reviews. OpenArt AI is rated 4.2★ from 19 reviews.
What is the FactScore™ of LightPDF and OpenArt AI?
FactScore™ weighs rating and review volume together. LightPDF scores 54 and OpenArt AI scores 54.8.
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